# Crack the Code! vs Undercover

The clearest difference is update cadence: Crack the Code! at every 4 days against Undercover's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Crack the Code! ships an update every 4 days, Undercover every 2 weeks. Both last shipped on October 4, 2026.

## The numbers

| Metric | Crack the Code! | Undercover |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 35 MB | 68 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bolo mobile, Inc](https://appshunter.io/developer/1668873823) | [Mustapha Cherrabi](https://appshunter.io/developer/6792026832) |

## What reviewers say

### Crack the Code!

[App page](https://appshunter.io/ios/app/crack-the-code/id6743163293)

Engage in a logic-based puzzle game that combines color decoding and number cracking. Test your deductive skills with multiple game modes, daily challenges, and competitive leaderboards. Enjoy classic puzzle experiences or a hybrid challenge for a comprehensive brain workout.

**Highlights:** Hybrid color and digit code-breaking, Smart feedback system with hints, Classic and Pro game modes, Daily puzzles and global leaderboards, Included Color Decoder game, Included Bulls & Cows game, Local 2-player mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Undercover

[App page](https://appshunter.io/ios/app/undercover-trust-no-one/id6792567976)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Crack the Code! free?

Crack the Code! is free to download, with no in-app purchases.

### Is Undercover free?

Undercover is free to download, with no in-app purchases.

### Do Crack the Code! or Undercover have ads?

Neither Crack the Code! nor Undercover shows ads.

### Which is updated more often, Crack the Code! or Undercover?

Crack the Code! ships an update every 4 days, and Undercover every 2 weeks. Most recently, Crack the Code! was updated on October 4, 2026 and Undercover on October 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*